x86_emulate: Fix use-before-initialise warning.

Signed-off-by: Keir Fraser <keir.fraser@citrix.com>

diff --git a/xen/arch/x86/x86_emulate.c b/xen/arch/x86/x86_emulate.c
index 763d73774fb3131927e34f23563804dcb1ee8c20..76cbd67ae8ddb0ecfdd47752cdc605003fc74c3a 100644 (file)
--- a/xen/arch/x86/x86_emulate.c
+++ b/xen/arch/x86/x86_emulate.c
@@ -2706,8 +2706,8 @@ x86_emulate(
                 goto done;
             break;
         case 4: /* smsw */
+            ea.bytes = 2;
             dst = ea;
-            dst.bytes = 2;
             fail_if(ops->read_cr == NULL);
             if ( (rc = ops->read_cr(0, &dst.val, ctxt)) )
                 goto done;